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MERSEN FUSE NH3C 200KVA 400V GTR SGL MI NH3GTR200KVA-1
Mersen NH3GTR200KVA-1 DIN NH3 gTr transformer protection fuse-link rated at 289 A and 400 V AC for protecting 200 kVA distribution transformers.
£44.36
Why Choose the Mersen NH3GTR200KVA-1 Transformer Protection Fuse?
The Mersen NH3GTR200KVA-1 is a premium DIN NH gTr fuse-link designed specifically to protect low voltage distribution transformers against overloads and short circuits. Manufactured by Mersen, this NH3 fuse-link features a specialised gTr operating characteristic that closely matches transformer operating requirements, providing reliable protection while allowing transformer energisation currents.
Designed for demanding industrial and commercial electrical installations, the NH3GTR200KVA-1 helps maximise transformer reliability by minimising nuisance fuse operation during normal transformer energisation. Its centre-mounted indicator provides fast visual confirmation following fuse operation, simplifying maintenance and reducing downtime.
With a 289 A rated current, 400 V AC rated voltage and suitability for protecting 200 kVA transformers, this DIN NH3 fuse-link delivers dependable protection for substations, switchboards and industrial power distribution systems. Its isolated gripping lugs provide enhanced operator safety during installation and replacement.
Key Advantages
- Purpose-designed DIN NH gTr transformer protection fuse-link.
- Suitable for protecting 200 kVA distribution transformers.
- 289 A rated current for industrial transformer protection.
- 400 V AC rated voltage for low voltage power distribution.
- Specialised gTr operating characteristic optimised for transformer applications.
- Integrated centre indicator with isolated gripping lugs for safer handling.
Key Features
- Mersen NH gTr fuse-link series.
- DIN NH Size 3 construction.
- 200 kVA transformer protection.
- 289 A rated current.
- 400 V AC IEC rated voltage.
- gTr operating characteristic.
- Centre-mounted operation indicator.
- Isolated gripping lugs for enhanced installation safety.
Optimised Protection for Distribution Transformers
Mersen gTr fuse-links are engineered specifically for transformer protection. Their carefully developed time-current characteristics accommodate transformer magnetising inrush currents while providing dependable overload and short-circuit protection, helping maximise equipment life and electrical system reliability.
The NH3GTR200KVA-1 is widely specified by electrical engineers, utilities and switchboard manufacturers where dependable transformer protection is essential for industrial facilities, commercial buildings and infrastructure projects.
Typical Applications
- 200 kVA distribution transformers.
- Industrial substations.
- Commercial power distribution systems.
- Main switchboards and switchgear.
- Utility electrical infrastructure.
- OEM transformer protection panels.
Technical Specifications
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| Voltage | 400 V | |
|---|---|---|
| Device Type | Fuse link | |
| Fuse Type | NH (DIN) | |
| Fuse Size | NH3 | |
| Fuse Class | gTr | |
| Current | 289 A | |
| Manufacturer | Mersen | |
| Series | NH Fuse-links gTr 400 VAC | |
| Model | NH3GTR200KVA-1 | |
| Manufacturer item number | Y1030536A | |
| Product type | DIN NH transformer protection fuse-link | |
| Fuse size | NH3 | |
| Transformer rating | 200 kVA | |
| Rated current | 289 A | |
| Rated voltage | 400 V AC | |
| Operating characteristic | gTr | |
| Current type | AC | |
| Indicator type | Centre indicator | |
| Gripping lugs | Isolated | |
| Body width | 53.1 mm | |
| Power dissipation | 16 W | |
| Weight | Approx. 1 kg | |
| EAN | 3605340535730 | |
| RoHS compliant | Yes | |
| HS Code | 85361090 | |
| Country of Manufacture | Hungary |
Frequently Asked Questions
What is the Mersen NH3GTR200KVA-1 used for?
This fuse-link is specifically designed to protect 200 kVA low voltage distribution transformers against overloads and short circuits.
What transformer size is this fuse designed for?
The NH3GTR200KVA-1 is designed for transformers with a nominal capacity of 200 kVA.
What voltage is this fuse rated for?
The fuse operates on 400 V AC low voltage electrical systems.
What does the gTr operating characteristic provide?
The gTr characteristic is optimised for transformer protection, allowing normal transformer energisation currents while providing rapid protection against overloads and short circuits.
What is the benefit of the isolated gripping lugs?
Isolated gripping lugs improve operator safety during fuse installation and replacement while maintaining compatibility with standard NH fuse bases.
Trusted for Transformer Protection
Mersen NH gTr fuse-links are trusted worldwide by electrical engineers, utilities and panel builders for reliable transformer protection, excellent selectivity and dependable long-term performance in demanding power distribution systems.
